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The engineer inspected the delta hinge before the rotorcraft's test flight to ensure the rotor blades could flap freely.
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The engineer inspected the delta hinge before the rotorcraft's test flight to ensure the rotor blades could flap freely.
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Related words
delta hinge
Noun
Japanese Meaning
航空機（特に回転翼航空機）において、ローター面と平行な軸を持つヒンジ。これによりローターブレードが上下に揺動（フラッピング）できるようになる構造部品。
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